11821563

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 19324032

約数和(自身を除く): 7502469

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 191, 207, 299, 529, 573, 897, 1587, 1719, 2483, 2691, 4393, 4761, 6877, 7449, 13179, 20631, 22347, 39537, 57109, 61893, 101039, 171327, 303117, 513981, 909351, 1313507, 3940521, 11821563]

約数ペア:

[(1, 11821563), (3, 3940521), (9, 1313507), (13, 909351), (23, 513981), (39, 303117), (69, 171327), (117, 101039), (191, 61893), (207, 57109), (299, 39537), (529, 22347), (573, 20631), (897, 13179), (1587, 7449), (1719, 6877), (2483, 4761), (2691, 4393)]